Trade directory · Manchester metro · New Hampshire

HVAC contractors in
Manchester, New Hampshire.

A public directory of licensed hvac contractors serving greater Manchester. Market data, licensing requirements, and cost benchmarks — updated continuously from public sources.

Licensed Establishments
720
U.S. Census Bureau
Peak Season
May through September for cooling installations, October through December for heating system replacements
Market estimate
Avg. Response Time
2-4 business days for quotes, 1-3 weeks for project scheduling
Operator average
§ A · Market rates

Common Job Costs

MANCHESTER-NH · LOCAL ESTIMATES
Service
Description
Cost Range
HVAC system installation
Typical range based on local hvac system installation jobs.
$4,500 – $12,000
Furnace replacement
Typical range based on local furnace replacement jobs.
$3,200 – $8,500
Central air conditioning installation
Typical range based on local central air conditioning installation jobs.
$3,800 – $7,500
Ductwork replacement
Typical range based on local ductwork replacement jobs.
$2,800 – $6,500
Heat pump installation
Typical range based on local heat pump installation jobs.
$4,200 – $9,200
Boiler replacement
Typical range based on local boiler replacement jobs.
$4,800 – $11,500
§ B · Regulatory

Licensing Requirements

NH
§1

Licensing Requirements

New Hampshire requires HVAC contractors to hold a valid contractor license through the NH Office of Professional Licensure and Certification. Class A license required for projects over $20,000, Class B for projects $5,000-$20,000. Must pass trade examination, provide proof of 4 years experience or approved education, maintain $15,000 surety bond. License renewal required every 2 years with continuing education requirements.

§2

Permit Requirements

Manchester Building Department requires permits for all HVAC installations, replacements, and major repairs. Permit fees range $75-$250 based on project scope. Gas line work requires separate gas permit. All work must be performed by licensed contractor.

§3

Inspection Schedule

Rough inspection before covering ductwork, final inspection after installation completion. Gas line connections require separate inspection. Schedule inspections minimum 24 hours in advance through Manchester Building Department.

§4

Insurance Minimums

General liability minimum $300,000, workers compensation required for employees. Many municipalities and customers require $500,000-$1,000,000 coverage. Vehicle insurance required for commercial vehicles.

§ C · Path to license

How to Get Licensed

5 STEPS
1

Meet experience requirements

Document 4 years of HVAC experience or complete approved trade education program. Gather employment records, apprenticeship certificates, or education transcripts.

01/05
2

Obtain surety bond

Secure $15,000 surety bond from approved bonding company. Bond must remain active throughout license period.

02/05
3

Submit application

Complete contractor license application with NH Office of Professional Licensure and Certification. Include experience documentation, bond certificate, and application fee.

03/05
4

Pass trade examination

Schedule and pass the HVAC contractor examination. Exam covers trade knowledge, codes, safety, and business practices.

04/05
5

Maintain license

Renew license every 2 years with continuing education credits. Keep bond current and maintain required insurance coverage.

05/05
§ D · Field notes

About This Market

UPDATED APR 2026

Manchester's HVAC market serves a mix of older residential stock needing system replacements and steady commercial work. With around 720 licensed establishments statewide, competition is moderate but steady demand from harsh New England winters keeps good contractors busy year-round. Costs run higher than national averages due to heating demands, older homes requiring ductwork modifications, and premium equipment needed for cold climate performance. Peak installation seasons split between spring AC prep and fall heating system replacements before winter hits.

To work Manchester, get your NH contractor license sorted first - the state doesn't mess around with unlicensed work. Learn the city's permit process inside and out, because inspectors know their stuff and don't tolerate shortcuts. Stock up before peak seasons because supply delays hit hard when everyone needs equipment. Focus on energy efficiency upgrades and cold climate heat pumps - Manchester customers pay for performance when it's 10 below. Build relationships with local supply houses and stay current on rebate programs through Eversource.

Data Sources
  • Number of licensed establishments
    U.S. Census Bureau
  • Licensing requirements
    NH Office of Professional Licensure and Certification
  • Permit requirements
    Manchester Building Department
  • Cost ranges
    Local contractor estimates
  • Insurance requirements
    NH contractor licensing regulations
§ E · FAQ

Frequently Asked Questions

05 QUESTIONS
Q/01

What license do I need for HVAC work in Manchester, NH?

You need a New Hampshire contractor license through the Office of Professional Licensure and Certification. Class B license for projects $5,000-$20,000, Class A for projects over $20,000. Source: NH Office of Professional Licensure and Certification.

Q/02

How much does HVAC installation cost in Manchester?

Full system installations range $4,500-$12,000 depending on size and efficiency. Furnace replacements run $3,200-$8,500. Costs vary based on equipment type, home size, and ductwork requirements. Source: Local contractor estimates.

Q/03

Do I need permits for HVAC work in Manchester?

Yes, Manchester Building Department requires permits for all installations, replacements, and major repairs. Permit fees range $75-$250. Gas line work needs separate gas permit. Source: Manchester Building Department.

Q/04

How many HVAC contractors operate in New Hampshire?

Approximately 720 licensed HVAC establishments operate statewide according to Census data. Manchester area has proportional representation of these contractors serving the region.

Q/05

When is peak season for HVAC work in Manchester?

Two peak periods: May-September for cooling system installations and October-December for heating system replacements. Plan ahead as contractors book 1-3 weeks out during peak times.

§ F · Directory

HVAC contractors in Manchester

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